<html>
<head>
<script src="../OLLoader.js"></script>
  <script type="text/javascript">
  
    var name = "PointTrack Layer";

    function test_Layer_PointTrack_constructor(t) {
        t.plan(2);

        var layer = new OpenLayers.Layer.PointTrack(name);
        t.ok(layer instanceof OpenLayers.Layer.PointTrack, "new OpenLayers.Layer.PointTrack returns correct object" );
        t.ok(layer.addNodes, "layer has an addNodes method");

    }
    
    function test_Layer_PointTrack_addNodes(t) {
        t.plan(11);
    
        var layer = new OpenLayers.Layer.PointTrack(name,
                {dataFrom: OpenLayers.Layer.PointTrack.dataFrom.TARGET_NODE});

        var point1 = new OpenLayers.Geometry.Point(-111.04, 45.68);
        var sourceNode = new OpenLayers.Feature.Vector(point1);
        var point2 = new OpenLayers.Geometry.Point(-112.34, 45.67);
        var targetNode = new OpenLayers.Feature.Vector(point2, {foo: "bar"});
        layer.addNodes([sourceNode, targetNode]);
        
        t.eq(layer.features.length, 1, "OpenLayers.Layer.PointTrack.addNodes creates one feature from two vector point features");
        t.eq(layer.features[0].geometry.CLASS_NAME, "OpenLayers.Geometry.LineString", "The created feature has a LineString geometry");
        var geometry = layer.features[0].geometry;
        t.eq(geometry.components[0].x, -111.04, "The x of the first point of the line equals the x of the first point added to the layer");
        t.eq(geometry.components[1].y, 45.67, "The y of the second point of the line equals the y of the second point added to the layer");
        t.eq(layer.features[0].attributes.foo, "bar", "OpenLayers.Layer.PointTrack.addNodes assigns the attributes of the target node correctly");
        
        layer.dataFrom = OpenLayers.Layer.PointTrack.dataFrom.SOURCE_NODE;

        point1 = new OpenLayers.Geometry.Point(-123.54, 45.67);
        sourceNode = new OpenLayers.Feature.Vector(point1, {foo: "bar"});
        point2 = new OpenLayers.Geometry.Point(-123.21, 45.32);
        targetNode = new OpenLayers.Feature.Vector(point2);
        layer.addNodes([sourceNode, targetNode]);

        t.eq(layer.features.length, 2, "added another two points, so the layer now has two features");
        t.eq(layer.features[1].attributes.foo, "bar", "OpenLayers.Layer.PointTrack.addNodes assigns the attributes of the source node correctly");

        point1 = new OpenLayers.LonLat(-123.58, 45.69);
        sourceNode = new OpenLayers.Feature(null, point1);
        point2 = new OpenLayers.LonLat(-123.25, 45.37);
        targetNode = new OpenLayers.Feature(null, point2);
        sourceNode.data = {foo: "bar"};
        layer.addNodes([sourceNode, targetNode]);

        t.eq(layer.features.length, 3, "added another two points, this time from features, so the layer now has two features");
        t.eq(layer.features[2].geometry.components[0].x, -123.58, "The x of the first point of the line equals the x of the first point added to the layer");
        t.eq(layer.features[2].geometry.components[1].y, 45.37, "The y of the second point of the line equals the x of the second point added to the layer");
        t.eq(layer.features[2].data, sourceNode.data, "OpenLayers.Layer.PointTrack.addNodes assigns the data of the source node correctly");

    }

    function test_Layer_PointTrack_destroy (t) {
        t.plan(3);    
        layer = new OpenLayers.Layer.PointTrack(name);
        var map = new OpenLayers.Map('map');
        map.addLayer(layer);
        t.eq(layer.map.layers.length, 1, "layer added to the map successfully");
        layer.destroy();
        t.eq(layer.map, null, "layer.map is null after destroy");
        t.ok(!layer.renderer, "layer.renderer is falsey after destroy");
    }



  </script>
</head>
<body>
<div id="map" style="width:500px;height:550px"></div>
</body>
</html>
